Wrench stand



FIG. 1 is a front perspective view of our ornamental design for a wrench stand,

FIG. 2 is a top plan view of the wrench stand of FIG. 1;

FIG. 3 is a front elevation view thereof,

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevation view thereof,

FIG. 6 is a left elevation view thereof; and,

FIG. 7 is a right elevation view thereof.

The broken lines shown in the drawings illustrate portions of the wrench stand that form no part of claimed design. 

CLAIM The ornamental design for a wrench stand, as shown and described. 